Adds wraparound specification
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parent
7053672d3a
commit
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9
qoi.h
9
qoi.h
@ -148,6 +148,9 @@ The possible chunks are:
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g1...g0 forming the green channel difference between -2..1
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b1...b0 forming the blue channel difference between -2..1
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The difference to the current channel values are using a wraparound operation, so "1 - 2" will result in 255, while
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"255 + 1" will result in 0.
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| QOI_DIFF_16 |
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| Byte + 0 | Byte + 1 |
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@ -159,6 +162,9 @@ The possible chunks are:
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g3...g0 forming the green channel difference between -8..7
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b3...b0 forming the blue channel difference between -8..7
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The difference to the current channel values are using a wraparound operation, so "10 - 13" will result in 253, while
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"250 + 7" will result in 1.
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| QOI_DIFF_24 |
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| Byte + 0 | Byte + 1 | Byte + 1 |
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@ -171,6 +177,9 @@ The possible chunks are:
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b4...b0 forming the blue channel difference between -16..15
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a4...a0 forming the alpha channel difference between -16..15
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The difference to the current channel values are using a wraparound operation, so "10 - 13" will result in 253, while
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"250 + 7" will result in 1.
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| QOI_COLOR |
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| Byte + 0 |
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